Error Code: This application will not be available for recovery from this backup. This consistency check failed for the component Microsoft Exchange Server\Microsoft Information Store\EX4\cc08f60d-e02f-47a0-b972e165fb50ec, Contact the application vendor for help in resolving.

If you are using any third-party antivirus or backup software which running on the Exchange server, please close them temporary and perform the backup again.

If above issue still occurs, Create a new mailbox database and move all mailboxes within that database to the newly created database. Then perform the back up again.

Move all mailbox from one Mailbox Database to another Mailbox Database: